Use:
Bleaching agent in the textile activities, wood pulp bleaching;
Purifying agent in pharmaceutical industry, special in antibiotic medication, such as Oxytetracycline, Chloramphenicol, etc;
Precipitating agent in Rare-earth mineral processing;
Rust-remover for Metal treatment;
Grinding agent, such as Marble polishing;
Waste water treatment, removing calcium from water.
Precipitating agent in Rare-earth mineral processing;